CVE-2013-2145 Code injection in n/a
Attackers can bypass signature checks and execute arbitrary code by crafting a malicious SIGNATURE file in Perl's Module::Signature library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2013-2145?
CVE-2013-2145 is a medium-severity code injection vulnerability in Canonical Ubuntu Linux, published on 19 Aug 2013. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The cpansign verify functionality in the Module::Signature module before 0.72 for Perl allows attackers to bypass the signature check and execute arbitrary code via a SIGNATURE file with a "special unknown cipher" that references an untrusted module in Digest/.
Weakness: CWE-20
Which versions are affected by CVE-2013-2145?
It affects 3 products.
Products include Canonical Ubuntu Linux, Opensuse Opensuse, Perlmonks Module\.
How do I fix CVE-2013-2145?
Upgrade to a fixed version.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2013-2145 being exploited?
There is no known exploitation of CVE-2013-2145 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as DEBIAN-CVE-2013-2145, GHSA-99g4-3v63-xpqx, MGASA-2013-0184.